{"product_id":"walker-350-33039-oxygen-sensor","title":"Walker 350-33039 Oxygen Sensor - Downstream Front","description":"\u003ch2\u003eOverview of Walker 350-33039 Oxygen Sensor for Nissan Maxima\u003c\/h2\u003e\u003cp\u003eThe Walker 350-33039 oxygen sensor is designed specifically for Nissan Maxima models, providing precise emission control and engine performance monitoring. This heated oxygen sensor ensures accurate readings and reliable operation under various driving conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 3-wire design\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Nissan Maxima vehicles\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 12.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e16.65 inches wiring harness length for optimal installation\u003c\/li\u003e\n\u003cli\u003eRadiused polygon female connector for secure connection\u003c\/li\u003e\n\u003cli\u003eWire gauge measurement of 20 for durability and signal integrity\u003c\/li\u003e\n\u003cli\u003eOverall length of 20.2 inches for proper fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Products Aftermarket oxygen sensor (part number 350-33039) is engineered to meet the exact specifications required by Nissan Maxima models. Featuring a heated sensor type, it quickly reaches operating temperature to provide accurate oxygen level readings, which are critical for efficient fuel management and emission control. The sensor includes a 3-wire configuration with a radiused polygon female connector, ensuring a secure and reliable electrical connection. Its 16.65-inch wiring harness length and 20.2-inch overall length allow for straightforward installation without the need for modifications. The threaded mounting type with a 12.0 mm diameter thread ensures compatibility with the vehicle’s exhaust system.\u003c\/p\u003e\u003ch2\u003eWalker Products Aftermarket Line Information\u003c\/h2\u003e\u003cp\u003eThe Walker Products Aftermarket line focuses on delivering replacement emission control components that meet or exceed OEM standards. This oxygen sensor is part of that line, designed to provide Nissan Maxima owners with a reliable and precise sensor that supports proper engine function and emissions compliance. Walker’s aftermarket sensors are built with quality materials and tested for durability to maintain vehicle performance over time.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel mixture readings for Nissan Maxima\u003c\/li\u003e\n\u003cli\u003eHelps resolve engine performance issues related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring proper sensor feedback to the engine control unit\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers caused by sensor failure\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by maintaining optimal combustion conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 350-33039 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct socket size for the 12.0 mm threaded sensor to prevent damage. Verify the connector’s radiused polygon female shape matches the vehicle harness for a secure fit. Avoid twisting or stretching the wiring harness during installation to maintain sensor integrity. It is recommended to inspect the exhaust threads and clean them before mounting the new sensor.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards. While specific warranty details for part number 350-33039 should be confirmed at the point of purchase, Walker typically offers coverage against defects in materials and workmanship. This ensures that the oxygen sensor performs reliably throughout its service life when installed correctly on compatible Nissan Maxima models.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43537939005621,"sku":"DKHD-350-33039","price":89.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35033039_Fro.jpg?v=1774891926","url":"https:\/\/www.partcatalog.com\/products\/walker-350-33039-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}